You can upgrade tos the aquapod HQI which is 150 14k MH bulb an I think 6 blue lunar, it requires s different top but Current makes a retro kit, check out thier webste.
I have seen some DIY/custom LED systems at my LFS store, Ill ask him since its done in house. If your inclined to tackle an LED build, i know an online soucre that I wont post here, PM me and ill share the info.